Other mistake: When poison is first put in the pot of tea, the first shot of breakfast shows Woodcocks sister stirring her tea which presumably is from the same pot, but she showed no sign of poisoning.
Alma: If he didn't wake up from this, if he wasn't here tomorrow, no matter. For I know he'd be waiting for me in the afterlife or some safe celestial place, in this life and the next and the next one after. And for whatever there is on the road that follows from here, it would only require my patience to get to him again. You see, to be in love with him makes life no great mystery.